1 /* SPDX-License-Identifier: GPL-2.0 */
2 /******************************************************************************
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
6 ******************************************************************************/
10 #include <linux/completion.h>
12 #define MAX_XMITBUF_SZ (20480) /* 20k */
14 #define NR_XMITBUFF (16)
16 #define XMITBUF_ALIGN_SZ 512
18 /* xmit extension buff defination */
19 #define MAX_XMIT_EXTBUF_SZ (1536)
20 #define NR_XMIT_EXTBUFF (32)
22 #define MAX_CMDBUF_SZ (5120) /* 4096) */
24 #define MAX_NUMBLKS (1)
26 #define XMIT_VO_QUEUE (0)
27 #define XMIT_VI_QUEUE (1)
28 #define XMIT_BE_QUEUE (2)
29 #define XMIT_BK_QUEUE (3)
31 #define VO_QUEUE_INX 0
32 #define VI_QUEUE_INX 1
33 #define BE_QUEUE_INX 2
34 #define BK_QUEUE_INX 3
35 #define BCN_QUEUE_INX 4
36 #define MGT_QUEUE_INX 5
37 #define HIGH_QUEUE_INX 6
38 #define TXCMD_QUEUE_INX 7
40 #define HW_QUEUE_ENTRY 8
42 #define WEP_IV(pattrib_iv, dot11txpn, keyidx)\
44 pattrib_iv[0] = dot11txpn._byte_.TSC0;\
45 pattrib_iv[1] = dot11txpn._byte_.TSC1;\
46 pattrib_iv[2] = dot11txpn._byte_.TSC2;\
47 pattrib_iv[3] = ((keyidx & 0x3)<<6);\
48 dot11txpn.val = (dot11txpn.val == 0xffffff) ? 0: (dot11txpn.val+1);\
52 #define TKIP_IV(pattrib_iv, dot11txpn, keyidx)\
54 pattrib_iv[0] = dot11txpn._byte_.TSC1;\
55 pattrib_iv[1] = (dot11txpn._byte_.TSC1 | 0x20) & 0x7f;\
56 pattrib_iv[2] = dot11txpn._byte_.TSC0;\
57 pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\
58 pattrib_iv[4] = dot11txpn._byte_.TSC2;\
59 pattrib_iv[5] = dot11txpn._byte_.TSC3;\
60 pattrib_iv[6] = dot11txpn._byte_.TSC4;\
61 pattrib_iv[7] = dot11txpn._byte_.TSC5;\
62 dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0: (dot11txpn.val+1);\
65 #define AES_IV(pattrib_iv, dot11txpn, keyidx)\
67 pattrib_iv[0] = dot11txpn._byte_.TSC0;\
68 pattrib_iv[1] = dot11txpn._byte_.TSC1;\
70 pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\
71 pattrib_iv[4] = dot11txpn._byte_.TSC2;\
72 pattrib_iv[5] = dot11txpn._byte_.TSC3;\
73 pattrib_iv[6] = dot11txpn._byte_.TSC4;\
74 pattrib_iv[7] = dot11txpn._byte_.TSC5;\
75 dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0: (dot11txpn.val+1);\
79 #define HWXMIT_ENTRY 4
81 /* For Buffer Descriptor ring architecture */
82 #define TXDESC_SIZE 40
84 #define TXDESC_OFFSET TXDESC_SIZE
93 #define TXDESC_40_BYTES
105 #if defined(TXDESC_40_BYTES) || defined(TXDESC_64_BYTES)
108 #endif /* TXDESC_40_BYTES */
110 #ifdef TXDESC_64_BYTES
114 /* 2008/05/15 MH Because PCIE HW memory R/W 4K limit. And now, our descriptor */
115 /* size is 40 bytes. If you use more than 102 descriptor(103*40>4096), HW will execute */
116 /* memoryR/W CRC error. And then all DMA fetch will fail. We must decrease descriptor */
117 /* number or enlarge descriptor size as 64 bytes. */
126 struct tx_desc txdesc;
127 unsigned int value[TXDESC_SIZE>>2];
131 /* _lock xmit_lock; */
132 /* struct list_head pending; */
133 struct __queue *sta_queue;
134 /* struct hw_txqueue *phwtxqueue; */
148 u16 pkt_hdrlen; /* the original 802.3 pkt header len */
149 u16 hdrlen; /* the WLAN Header Len */
150 u32 pktlen; /* the original 802.3 pkt raw_data len (not include ether_hdr data) */
153 u8 encrypt; /* when 0 indicate no encrypt. when non-zero, indicate the encrypt algorith */
161 u8 vcs_mode; /* virtual carrier sense method */
169 u8 raid;/* rate adpative id */
171 u8 ch_offset;/* PRIME_CHNL_OFFSET */
172 u8 sgi;/* short GI */
173 u8 ampdu_en;/* tx ampdu enable */
174 u8 ampdu_spacing; /* ampdu_min_spacing for peer sta's rx */
175 u8 mdata;/* more data bit */
176 u8 pctrl;/* per packet txdesc control enable */
177 u8 triggered;/* for ap mode handling Power Saving sta */
179 u8 order;/* order bit */
187 struct sta_info * psta;
191 union Keytype dot11tkiptxmickey;
192 /* union Keytype dot11tkiprxmickey; */
193 union Keytype dot118021x_UncstKey;
199 #define WLANHDR_OFFSET 64
201 #define NULL_FRAMETAG (0x0)
202 #define DATA_FRAMETAG 0x01
203 #define L2_FRAMETAG 0x02
204 #define MGNT_FRAMETAG 0x03
205 #define AMSDU_FRAMETAG 0x04
207 #define EII_FRAMETAG 0x05
208 #define IEEE8023_FRAMETAG 0x06
210 #define MP_FRAMETAG 0x07
212 #define TXAGG_FRAMETAG 0x08
221 unsigned long submit_time; /* */
222 u32 timeout_ms; /* <0: not synchronous, 0: wait forever, >0: up to ms waiting */
223 int status; /* status for operation */
224 struct completion done;
228 RTW_SCTX_SUBMITTED = -1,
229 RTW_SCTX_DONE_SUCCESS = 0,
230 RTW_SCTX_DONE_UNKNOWN,
231 RTW_SCTX_DONE_TIMEOUT,
232 RTW_SCTX_DONE_BUF_ALLOC,
233 RTW_SCTX_DONE_BUF_FREE,
234 RTW_SCTX_DONE_WRITE_PORT_ERR,
235 RTW_SCTX_DONE_TX_DESC_NA,
236 RTW_SCTX_DONE_TX_DENY,
237 RTW_SCTX_DONE_CCX_PKT_FAIL,
238 RTW_SCTX_DONE_DRV_STOP,
239 RTW_SCTX_DONE_DEV_REMOVE,
240 RTW_SCTX_DONE_CMD_ERROR,
244 void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms);
245 int rtw_sctx_wait(struct submit_ctx *sctx, const char *msg);
246 void rtw_sctx_done_err(struct submit_ctx **sctx, int status);
247 void rtw_sctx_done(struct submit_ctx **sctx);
251 struct list_head list;
253 struct adapter *padapter;
261 u16 buf_tag; /* 0: Normal xmitbuf, 1: extension xmitbuf, 2:cmd xmitbuf */
267 struct submit_ctx *sctx;
277 #if defined(DBG_XMIT_BUF)|| defined(DBG_XMIT_BUF_EXT)
286 struct list_head list;
288 struct pkt_attrib attrib;
294 struct adapter *padapter;
298 struct xmit_buf *pxmitbuf;
305 u8 *alloc_addr; /* the actual address this xmitframe allocated */
306 u8 ext_tag; /* 0:data, 1:mgmt */
311 struct list_head tx_pending;
312 struct __queue sta_pending;
321 sint apsd_setting; /* When bit mask is on, the associated edca queue supports APSD. */
324 /* struct tx_servq blk_q[MAX_NUMBLKS]; */
325 struct tx_servq be_q; /* priority == 0, 3 */
326 struct tx_servq bk_q; /* priority == 1, 2 */
327 struct tx_servq vi_q; /* priority == 4, 5 */
328 struct tx_servq vo_q; /* priority == 6, 7 */
329 struct list_head legacy_dz;
330 struct list_head apsd;
334 /* uint sta_tx_bytes; */
335 /* u64 sta_tx_pkts; */
336 /* uint sta_tx_fail; */
345 volatile sint free_sz; /* in units of 64 bytes */
346 volatile sint free_cmdsz;
347 volatile sint txsz[8];
359 CMDBUF_BEACON = 0x00,
368 struct completion xmit_comp;
369 struct completion terminate_xmitthread_comp;
371 /* struct __queue blk_strms[MAX_NUMBLKS]; */
372 struct __queue be_pending;
373 struct __queue bk_pending;
374 struct __queue vi_pending;
375 struct __queue vo_pending;
376 struct __queue bm_pending;
378 /* struct __queue legacy_dz_queue; */
379 /* struct __queue apsd_queue; */
381 u8 *pallocated_frame_buf;
383 uint free_xmitframe_cnt;
384 struct __queue free_xmit_queue;
386 /* uint mapping_addr; */
389 u8 *xframe_ext_alloc_addr;
391 uint free_xframe_ext_cnt;
392 struct __queue free_xframe_ext_queue;
394 /* struct hw_txqueue be_txqueue; */
395 /* struct hw_txqueue bk_txqueue; */
396 /* struct hw_txqueue vi_txqueue; */
397 /* struct hw_txqueue vo_txqueue; */
398 /* struct hw_txqueue bmc_txqueue; */
402 struct adapter *adapter;
407 /* u16 rts_thresh; */
414 struct hw_xmit *hwxmits;
417 u8 wmm_para_seq[4];/* sequence for wmm ac parameter strength from large to small. it's value is 0->vo, 1->vi, 2->be, 3->bk. */
419 #ifdef CONFIG_SDIO_TX_TASKLET
420 struct tasklet_struct xmit_tasklet;
422 void *SdioXmitThread;
423 struct completion SdioXmitStart;
424 struct completion SdioXmitTerminate;
425 #endif /* CONFIG_SDIO_TX_TASKLET */
427 struct __queue free_xmitbuf_queue;
428 struct __queue pending_xmitbuf_queue;
429 u8 *pallocated_xmitbuf;
431 uint free_xmitbuf_cnt;
433 struct __queue free_xmit_extbuf_queue;
434 u8 *pallocated_xmit_extbuf;
436 uint free_xmit_extbuf_cnt;
438 struct xmit_buf pcmd_xmitbuf[CMDBUF_MAX];
444 struct submit_ctx ack_tx_ops;
449 extern struct xmit_frame *__rtw_alloc_cmdxmitframe(struct xmit_priv *pxmitpriv,
450 enum cmdbuf_type buf_type);
451 #define rtw_alloc_cmdxmitframe(p) __rtw_alloc_cmdxmitframe(p, CMDBUF_RSVD)
452 #define rtw_alloc_bcnxmitframe(p) __rtw_alloc_cmdxmitframe(p, CMDBUF_BEACON)
454 extern struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv);
455 extern s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
457 extern struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv);
458 extern s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
460 void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz);
461 extern void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len);
462 extern s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib);
463 extern s32 rtw_put_snap(u8 *data, u16 h_proto);
465 extern struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv);
466 struct xmit_frame *rtw_alloc_xmitframe_ext(struct xmit_priv *pxmitpriv);
467 struct xmit_frame *rtw_alloc_xmitframe_once(struct xmit_priv *pxmitpriv);
468 extern s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe);
469 extern void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue);
470 struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, struct sta_info *psta, sint up, u8 *ac);
471 extern s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe);
473 extern s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe);
474 extern u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib);
475 #define rtw_wlan_pkt_size(f) rtw_calculate_wlan_pkt_size_by_attribue(&f->attrib)
476 extern s32 rtw_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe);
477 extern s32 rtw_mgmt_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe);
478 s32 _rtw_init_hw_txqueue(struct hw_txqueue* phw_txqueue, u8 ac_tag);
479 void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv);
482 s32 rtw_txframes_pending(struct adapter *padapter);
483 void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry);
486 s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter);
487 void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv);
490 s32 rtw_alloc_hwxmits(struct adapter *padapter);
491 void rtw_free_hwxmits(struct adapter *padapter);
494 s32 rtw_xmit(struct adapter *padapter, _pkt **pkt);
495 bool xmitframe_hiq_filter(struct xmit_frame *xmitframe);
497 sint xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe);
498 void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta);
499 void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta);
500 void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta);
502 u8 query_ra_short_GI(struct sta_info *psta);
504 u8 qos_acm(u8 acm_mask, u8 priority);
506 void enqueue_pending_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
507 void enqueue_pending_xmitbuf_to_head(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
508 struct xmit_buf*dequeue_pending_xmitbuf(struct xmit_priv *pxmitpriv);
509 struct xmit_buf*dequeue_pending_xmitbuf_under_survey(struct xmit_priv *pxmitpriv);
510 sint check_pending_xmitbuf(struct xmit_priv *pxmitpriv);
511 int rtw_xmit_thread(void *context);
513 u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe);
515 int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms);
516 void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status);
518 /* include after declaring struct xmit_buf, in order to avoid warning */
519 #include <xmit_osdep.h>
521 #endif /* _RTL871X_XMIT_H_ */